On Sat, Mar 10, 2018 at 10:26 AM, <tu...@posteo.de> wrote: > Hi, > > I have a coyple of files on my harddisk and on a mobile usb-disc. > > Their names are of that pattern: > > something-<checksum>-something > > where 'soemthing' can be totally different from file to file and > '<checksum>' is a checksum, which does not match the checksum of the > according file. > > I want to delete the files on my harddisk, which has a '<checksum>' > which matches the '<checksum>' of the according file on the mobile > harddisk. > > The problem arises from a line of the shellscript I wrote. > > # code to extract the checksum from the file and put into > # a variable named crc > > if [ -f <path to the mount point of the mobile disk>/*$crc* ] ; then > > # remove file on PC harddisk here > > fi > > As soon the file is not found, the script ends with an 'Not found' > error, which '-f' is exactly for, because the expanding comes before > the '-f'... > > So I need something else or a try-catch-thingy to make that work...but > how? > > Or do I miss the forest for the trees here... ;) > > Thanks a lot for the forest in advance! > Cheers > Meino > > > > >
If you were using a loop, you could do something like this: for file in /path/to/files do test -f $file || continue rm $file done Care to post the entire script, so we could probably come up with the right solution for you?
